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| author | Michael Meissner <gnu@the-meissners.org> | 1996-07-23 15:42:42 +0000 |
|---|---|---|
| committer | Michael Meissner <gnu@the-meissners.org> | 1996-07-23 15:42:42 +0000 |
| commit | 30c87b55ec44de3a56cecf41fc7c93ed0c4005ca (patch) | |
| tree | 5752ad56a8e4c990eb02b12f68d486415c79c41b /sim/ppc/emul_generic.c | |
| parent | 856bcbcbbc01a252a8df2221038100e9a33f87ff (diff) | |
| download | fsf-binutils-gdb-30c87b55ec44de3a56cecf41fc7c93ed0c4005ca.zip fsf-binutils-gdb-30c87b55ec44de3a56cecf41fc7c93ed0c4005ca.tar.gz fsf-binutils-gdb-30c87b55ec44de3a56cecf41fc7c93ed0c4005ca.tar.bz2 | |
New simulator changes from Andrew
Diffstat (limited to 'sim/ppc/emul_generic.c')
| -rw-r--r-- | sim/ppc/emul_generic.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/sim/ppc/emul_generic.c b/sim/ppc/emul_generic.c index 3883d03..73209f5 100644 --- a/sim/ppc/emul_generic.c +++ b/sim/ppc/emul_generic.c @@ -290,6 +290,11 @@ emul_add_tree_options(device *tree, model_name[WITH_DEFAULT_MODEL]); device_tree_add_parsed(tree, "/openprom/options/model-issue %d", MODEL_ISSUE_IGNORE); + + /* useful options */ + /* FIXME - need to check the OpenBoot powerpc bindings to see if + this is still used and if so what it should be */ + device_tree_add_parsed(tree, "/options/load-base 0x80000"); } INLINE_EMUL_GENERIC void @@ -298,6 +303,11 @@ emul_add_tree_hardware(device *root) int i; int nr_cpus = device_find_integer_property(root, "/openprom/options/smp"); + /* sanity check the number of processors */ + if (nr_cpus > MAX_NR_PROCESSORS) + error("Specified number of processors (%d) exceeds the number configured (%d).\n", + nr_cpus, MAX_NR_PROCESSORS); + /* add some memory */ if (device_tree_find_device(root, "/memory") == NULL) { unsigned_word memory_size = @@ -315,21 +325,29 @@ emul_add_tree_hardware(device *root) /* a fake eeprom - need to be able to write to it */ device_tree_add_parsed(root, "/openprom/memory@0xfff00000/reg { 0xfff00000 0x3000"); + /* A local bus containing basic devices */ device_tree_add_parsed(root, "/iobus@0xf0000000/reg { 0xf0000000 0x0f000000"); + + /* NVRAM with clock */ device_tree_add_parsed(root, "/iobus/nvram@0x0/reg { 0 0x1000"); - device_tree_add_parsed(root, "/iobus/nvram/timezone 600"); + device_tree_add_parsed(root, "/iobus/nvram/timezone 0"); /* the debugging pal. Wire interrupts up directly */ device_tree_add_parsed(root, "/iobus/pal@0x0x1000/reg { 0x1000 32"); for (i = 0; i < nr_cpus; i++) { - device_tree_add_parsed(root, "/iobus/pal > %d int /cpus/cpu@%d", i, i); + device_tree_add_parsed(root, "/iobus/pal > int%d int /cpus/cpu@%d", i, i); } + /* a disk containing zero's */ + device_tree_add_parsed(root, "/iobus/disk@0x2000/reg { 0x2000 0x1000"); + device_tree_add_parsed(root, "/iobus/disk/file \"/dev/zero"); + /* chosen etc */ device_tree_add_parsed(root, "/chosen/stdin */iobus/pal"); device_tree_add_parsed(root, "/chosen/stdout !/chosen/stdin"); device_tree_add_parsed(root, "/chosen/memory */memory"); + device_tree_add_parsed(root, "/chosen/disk */iobus/disk"); } #endif /* _EMUL_GENERIC_C_ */ |